Demo

System Engineer - TS/SCI

The Fountain Group
Washington, DC Contractor
POSTED ON 10/1/2026
AVAILABLE BEFORE 11/30/2026

NOTE: Clearance is required for this position. Specifically Top Secret/SCI with Active Full Scope Polygraph must be active prior to start.

Client Confidential. 
This is an onsite role near Washington, DC.

Pay: $90-96.56/hour. W2 only.
Duration:5 yrs

 

Overview:
We are seeking an experienced Senior System Engineer (Level 3) to support a mission-critical program within the Intelligence Community. This is an on-site position in a Sensitive Compartmented Information Facility (SCIF) environment requiring a TS/SCI clearance with an active Full Scope Polygraph prior to consideration - no exceptions.


Qualifications:
Top Secret/SCI with Active Full Scope Polygraph – must be active prior to start
Bachelor’s degree preferred; additional relevant 4 years of experience in lieu of degree considered
8 years of systems engineering experience in classified DoD/IC environments, with demonstrated expertise across the full system engineering lifecycle.
 
Required Skills:
•       Strong, hands-on situational awareness (SA) experience in an IC program context
•       Deep Linux proficiency across RHEL, CentOS, and Rocky Linux: installation, configuration, management, and security hardening
•       Experience with authentication and authorization systems: FreeIPA identity management and/or Microsoft Active Directory integration on Linux
•       Hands-on STE/STN installation, configuration, and management experience in both connected and disconnected classified environments
•       Demonstrated GOTS software experience: installation, configuration, and ongoing maintenance of government-provided software products
•       Proven ability to create, read, and modify automation scripts in Bash and/or Python
•       Strong testing and troubleshooting skills across complex, multi-component systems
•       Ability to produce technical documentation and drawing packages (system designs, ICDs, test plans, as-builts)
•       Comfortable operating within a small, agile, mission-focused team that interfaces regularly with users, customers, and adjacent technical teams
•       Strong written and verbal communication skills in a security-controlled environment
 
Desired Skills
•       Familiarity with shared storage solutions (NAS, SAN, distributed storage such as Ceph)
•       Virtualization and containerization experience: VMware vSphere, KVM, Docker, Kubernetes, or Podman
•       Data flow design experience in classified or sensitive network environments
•       Familiarity with IT automation and configuration management tools: Ansible, SaltStack (SALT), or equivalent
•       Familiarity with Helm Charts and YAML-based configuration management for containerized workloads
•       DevOps experience including CI/CD pipeline design, GitOps workflows, and infrastructure-as-code practices
•       Experience with air-gapped or disconnected network environments and offline software lifecycle management
•       DoD 8140/8570 IAT Level II certification (Security , CASP , or equivalent)

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Salary : $90 - $97

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